1. Why does the choice command stop working in dos7.1?
2. After booting from a USB drive (FDD), when a program exits it often can't find command, why? (setting the path doesn't help either)
3. If smartdrv is loaded, what should buffers be set to for the best performance?
4. No matter how many drivers I LH, umb still only has ]=p=] a few dozen KB left, why? (emm386 noems)
2. After booting from a USB drive (FDD), when a program exits it often can't find command, why? (setting the path doesn't help either)
3. If smartdrv is loaded, what should buffers be set to for the best performance?
4. No matter how many drivers I LH, umb still only has ]=p=] a few dozen KB left, why? (emm386 noems)


